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JohnR
@johnr
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Estimable Member
Joined: Nov 25, 2024
Last seen: Apr 8, 2025
Profile Activity
Topics: 0 / Replies: 106
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RE: Could position cause a potential noise nuisance to me?

My cylinder, buffer tank and the hot water circulating pump are in a room underneath my bedroom (which has become noticeably warmer). There was audibl...

7 months ago
Forum
Air Source Heat Pumps (ASHPs)
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RE: Vaillant - Downstairs radiators not getting warm

That happened with my installation. Whoever had been sent to the plumbing suppliers to buy various parts got the wrong type of valve. Once the system ...

7 months ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Heat Pump starting current

I've done a quick analysis of data collected by a pair of Elitech RC5+ temperature loggers for the period 20 - 22 January to look for defrosting cycle...

7 months ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Vaillant Arotherm ASHP gets noisier when it gets colder outside

I very rarely hear my 7kW Arotherm+ but have twice heard it roar at the end of the defrosting cycle when it's blown out a cloud of fog. It's fitted un...

7 months ago
Forum
Air Source Heat Pumps (ASHPs)
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RE: Ideal Logic 10kW Heat Pump Pipes Noisy and Very Expensive to Run

@Ajbevster If the OAT is reading 10C high then it might be possible to offset this by setting the target house temperature as 10C high until the OAT s...

7 months ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Grant Aerona3 R32 HPIDI17 performance in low temperatures

@davidm06 I think 14C is better than 10C as it keeps a bit more heat in the house. I recall, without checking the documentation, that Vaillant defaul...

7 months ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Grant Aerona3 R32 HPIDI17 performance in low temperatures

At a house temperature of 10C there won't be much thermal energy in the circulating water to make defrosting quick and easy. I wonder if the heat pump...

7 months ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Ideal Logic 10kW Heat Pump Pipes Noisy and Very Expensive to Run

@jamespa: You might want to go easy on the abbreviations when someone is trying to understand how their heat pump works and may end up wondering why a...

7 months ago
Forum
Air Source Heat Pumps (ASHPs)
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RE: Heat Pump starting current

@transparent Amazon, for some reason, isn't cooperating with me today and 2 of the 3 links I have posted aren't working properly. Search Amazon for "E...

7 months ago
Forum
Air Source Heat Pumps (ASHPs)
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RE: Heat Pump starting current

@Alfapat: The inverter should provide the capability to ramp up the compressor speed but I notice that there is almost a factor of two difference betw...

7 months ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: hum/whine from Wilo circulation pump

@Richard24738 Thanks for the clarification. I await your conclusion.

7 months ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Ideal Logic 10kW Heat Pump Pipes Noisy and Very Expensive to Run

Your system is worse than normal for something that has been very badly configured! My first thought is that you should turn up the radiator temperatu...

7 months ago
Forum
Air Source Heat Pumps (ASHPs)
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